Major improvements and bug fixes:
🔧 Core Features:
- Add descriptionRaw field to API response (Amazon original text)
- Maintain backward compatibility with existing description field
- Enable comparison between raw and AI-enhanced descriptions
🛠️ Technical Fixes:
- Fix npm test compatibility issues (Chai, Mocha, Cheerio versions)
- Resolve ES module vs CommonJS conflicts
- Fix module variable references and error handling
- Update Gemini AI model to gemini-2.0-flash
🔒 Security:
- Remove hardcoded API keys from source code and tests
- Add input validation for ISBN parameters
- Improve error handling with proper message formatting
✅ Testing:
- Add comprehensive test coverage for raw description feature
- Fix all test failures (15/15 tests passing)
- Add comparison tests between raw and Gemini descriptions
📚 Documentation:
- Add comprehensive analysis and troubleshooting reports
- Document Gemini AI integration and API usage
- Include build and deployment guides
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
